src/applyMixins.ts
export default function applyMixins(derivedCtor: any, baseCtors: any[]) {
baseCtors.forEach(baseCtor => {
Object.getOwnPropertyNames(baseCtor.prototype).forEach(name => {
Object.defineProperty(
derivedCtor.prototype,
name,
Object.getOwnPropertyDescriptor(baseCtor.prototype, name)
);
});
});
}